Matches 1 - 50 out of 82 1 2 >
Match Document Document Title
7493763 LNG-based power and regasification system  
The present invention provides a power and regasification system based on liquefied natural gas (LNG), comprising a vaporizer by which liquid working fluid is vaporized, said liquid working fluid...
7328578 Integrated OTEC platform  
An integrated platform to house an ocean thermal energy conversion (OTEC) system that utilizes: (i) a cold water circuit consisting of a way of receiving and distributing the cold water from the...
7127894 Solar thermal energy conversion system  
A solar cell floats over a body of saline water. A submerged fresh water collection system underlies the cell. A partial vacuum is created in the solar cell for drawing water vapor from the cell to...
7062911 Natural thermo-carrier heat release system  
A natural thermo-carrier heat release system that provides open or closed temperature regulation on an object with temperature delta to receive the heat release based on the work principle of...
6955049 Machine and system for power generation through movement of water  
A machine and system for power generation through movement of water having an array of power generating cells electrically interconnected, where the array is configured in an interchangeable...
6945049 Regasification system and method  
The present invention provides a novel regasification method and system in which the evaporative coolant is forced through an evaporation and condensation cycle, allowing control of the evaporative...
6863028 Tidal irrigation and electrical system (TIES)  
A tidal irrigation and electrical system used to harness the power of the ocean tide to generate electricity, create sustainable aquaculture, act as a CO 2 sink, and generate hydrocarbons. An...
6820420 Solar-based power generating system  
A solar-based power generating system including an electrical alternator or generator for generating electrical power in which the alternator or generator is driven by a refrigerant circulating...
6666024 Method and apparatus for generating energy using pressure from a large mass  
A fluid, for example, air, is subjected to a high pressure while in a high pressure inducing vessel ( 101 ). The high pressure is due to a large mass, such as the ocean. The fluid is then cooled...
6601389 Liquified gas evaporating device for marine engines  
A liquefied gas evaporating device supplies liquefied petroleum gas to a marine engine, wherein the device includes a box that includes a heating body incorporating an evaporating chamber and a...
6539718 Method of and apparatus for producing power and desalinated water  
Apparatus for producing power and desalinated water from geothermal fluid according to the present invention comprises: a geothermal power plant that produces power from geothermal fluid supplied...
6451204 Ocean power plant inlet screen  
An inlet screen for an ocean thermal power plant has an outer side parallel to the ocean current and a plurality of parallel bars extending at an acute angle to the horizontal, wherein the acute...
6367258 Method and apparatus for vaporizing liquid natural gas in a combined cycle power plant  
A method and apparatus for increasing the efficiency of a combined cycle generation plant by assisting the vaporization of cold liquid including liquefied natural gas (“LNG”) or liquefied...
6202417 Ocean thermal gradient hydraulic power plant  
The present patent incorporates major improvements and simplifications of 1976 U.S. Pat. No. 3,967,449 necessary to make the concept functional and useful on a large scale. The earlier patent...
6164247 Intermediate fluid type vaporizer, and natural gas supply method using the vaporizer  
An intermediate fluid type vaporizer has an intermediate fluid evaporator for containing an intermediate fluid. The intermediate fluid evaporator includes heat source tubes for evaporating the...
6089022 Regasification of liquefied natural gas (LNG) aboard a transport vessel  
A system and a method for regasifing LNG aboard a carrier vessel before the re-vaporized natural gas is transferred to shore. The pressure of the LNG is boosted substantially while the LNG is in...
5613362 Apparatus and method for energy conversion using gas hydrates  
An encagement vessel contains water and a working gas capable of forming hydrate with the water. A heat exchange arrangement is associated with the encagement vessel for removing heat from the...
5582691 Ocean thermal energy conversion (OTEC) system  
An improved ocean thermal energy conversion (OTEC) system which includes a novel combined evaporator/condenser. The combined evaporator/condenser further includes a plurality of evaporator spouts...
5555838 Ocean thermal energy conversion platform  
A method and apparatus for an OTEC platform are disclosed. The platform provides the high stability needed for OTEC applications. The platform includes a centrally located cold water pipe. The cold...
5303552 Compressed gas buoyancy generator powered by temperature differences in a fluid body  
A compressed gas buoyancy generator powered by temperature differences in a fluid medium having a thermal gradient which includes a body having an inflatable chamber connected thereto for rendering...
5291847 Autonomous propulsion within a volume of fluid  
Energy is collected from temperature differentials in a volume of fluid and the energy is used for autonomous propulsion in the fluid.
5009069 Method of recovering energy from ocean water  
A conduit extends from a platform on the surface of the ocean into cold deep ocean water containing dissolved gases. Sufficient water is drawn from the top of the conduit to cause the gas...
4781029 Methods and apparatus for ocean thermal energy conversion using metal hydride heat exchangers  
Methods and apparatus for ocean thermal energy conversion using metal hydride heat exchangers to power a turbine by desorbing and absorbing hydrogen gas. Heat exchangers are alternatively floated...
4726191 Sea water well and aquaculture preserve, and the combination with a power generation system  
A power generation system of the ocean thermal energy conversion type including one of a closed or open system and a working fluid capable of undergoing a change in state from a liquid to a vapor...
4703626 Ocean thermal energy conversion hydro well apparatus  
An apparatus is disclosed to generate electricity using ocean thermal and salinity gradients. An elongated chamber extends vertically downward from the surface of the ocean. Warm, high-salinity...
4628212 Oceano-thermosteric power plant  
An oceano-thermosteric power plant is provided with plural evaporators and plural condensers, alternate parts of which are not operated at night and in winter on light load and hence a high...
4603553 Ballistic cold water pipe  
In order to bring cold water from the depths of a body of water, a long pipe is extended into the body of water. Arrangements are provided for pumping the water out of the pipe. A nozzle is then...
4586339 Thermal energy conversion  
In heat transfer from a warm water source, efficiency is improved in a thermal energy conversion (TEC) by increasing the temperature of heat supplied to a turbine system substantially above the...
4562995 Working fluids for Rankine cycle  
Working fluids for the Rankine cycle comprising chlorodifluoromethane and one of difluoroethane and dichlorotetrafluoroethane.
4537030 Ocean thermal energy system  
An ocean thermal energy apparatus comprising a fluid cooling compartment, a fluid heating compartment, fluid conduits conducting cooled fluid from the fluid cooling compartment to the fluid heating...
4476249 Low cost method for producing methanol utilizing OTEC plantships  
Method for producing low cost methanol. A source of carbon is provided to an OTEC plant or plantship which is processed to produce carbon monoxide which is reacted with hydrogen to produce...
4470544 Method of and means for weather modification  
The weather near a continental arid zone is modified by increasing the heat storage of the seas westwardly of the arid zone during the summer. The heat storage is increased by mixing the relatively...
4450689 Arrangement in or relating to a power plant  
A power plant for exploitation of the temperature difference between different water layers in a pelagic area (2), comprising a closed system which is filled with ethane which is both in the liquid...
4441321 Compact mist flow power generator  
An ocean thermal energy converter (OTEC) generates electricity from warm surface water in dropping 100 meters or so, and then raises it back to the surface using its own thermal energy in a large...
4430861 Open cycle OTEC plant  
The present invention provides an open cycle ocean thermal energy conversion plant for deriving power from the thermal differential between the surface waters and cold waters at a depth in tropical...
4431016 Method and apparatus for foam lubrication  
The specification discloses a method and apparatus for preventing breakdown of a column of foam moving in a vessel wherein a fluid is applied to the interior surface of the vessel walls.
4417446 Combination power plant  
A combination power plant including an ocean thermal energy conversion power plant and a steam generation power plant. Water discharged from a condenser in the ocean thermal energy conversion power...
4398392 System for separation of water from the working fluid in low temperature difference power plants  
Apparatus for separating an undesired foreign fluid, such as water, from the working fluid, such as ammonia, in a low temperature difference power plant which includes an evaporator and a...
4384459 Ocean energy and mining system  
A system for generating energy and extracting minerals from the ocean. The system preferably comprises an underwater chamber adapted to intake cold water at the floor of the ocean and which, for...
4373338 System for generating energy using the temperature difference between the water temperature at the sea surface and the water temperature at greater depth  
A system for generating energy by converting thermal energy into another form of energy by the exchange of water from great depth with surface water, said system comprising a floating installation...
4373339 Thermal energy conversion system and method utilizing unencased expandites  
A system and method of thermal energy conversion is disclosed. The method includes the steps of (a) providing a mass of unencased fluid expandite in a mass transport conduit circuit at a first...
4372126 Closed cycle system for generating usable energy from waste heat sources  
A closed cycle system for generating usable energy from heat sources wherein the available temperature difference between the heat source and the heat sink is 40° F. or greater such as in tropical...
4355513 Method and apparatus for producing electricity from thermal sea power  
A method and apparatus of producing useful energy from a large body of water having cold subsurface water and water at the surface which is warmer than the subsurface water. The apparatus comprises...
4350014 Platform for utilization of the thermal energy of the sea  
The invention relates to a platform for utilization of the thermal energy of the sea, comprising a floating structure carrying a downwardly extending tube (2) for taking up cold water and...
4338786 Prevention of permanent deformation of encased expandites  
A method and system for preventing permanent deformation during use and storage of encased expandites that constitute a thermodynamic working fluid for use in combination with a thermal fluid in a...
4333312 Thermodynamic energy conversion system and method, utilizing a thermodynamic working fluid of encased expandites  
A thermodynamic energy conversion system includes a thermodynamic working fluid made up of thousands of expandites at a given pressure to thereby change buoyancy with respect to a thermal fluid; a...
4312288 Floating structure for effecting energy transformation from sea water  
A floating structure is used for transforming thermal energy in sea water into another form of energy, such as electrical energy. The structure consists of a floating body with a tube extending...
4311012 Method and apparatus for transferring cold seawater upward from the lower depths of the ocean to improve the efficiency of ocean thermal energy conversion systems  
A method and apparatus for transferring cold seawater from lower ocean depths upward toward sea level for use in ocean thermal energy conversion systems is disclosed wherein an in situ desalination...
4302297 Desalination apparatus with power generation  
An apparatus for desalinating ocean waters by distillation and furnishing electrical power, utilizes an evaporator, barometric leg conduits, a closed condenser, ocean water circulating circuits for...
4302682 Ocean thermal energy conversion system  
A power generation system and method of operation for generating electricity by utilizing temperature differences inherently present in the ocean between water near the surface and water from the...
Matches 1 - 50 out of 82 1 2 >